Crop protection

Chinese scientists have recently studied the global invasion pattern of the Western Flower Thrip

Recently, Cash Crop and Pest Monitoring and Control Innovation Team, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, has systematically analyzed the global invasion pattern of the western flower thrips, on of the world's major agricultural pests. They also proposed an effective…

Testing Chrysal Arrive Alive with Jet Fresh Flower Growers

A brand-new technology is available from rose farm Jet Fresh Flower Growers, S.A. in Cotopaxi, Ecuador. This special product contains a reusable sponge that has been dipped in floral solution and wrapped around the stems, keeping them covered and hydrated during transit to reduce drying and maintain…

How to fight botrytis blight

Botrytis blight is a fungal disease also known as gray mold that infects a wide range of plants. It might cause huge loses on ornamental plants and vegetables. This fungal disease is caused by several species in the genus Botrytis. It affects buds, flowers and leaves of many plants. The extent and severity depends on weather…

Wim van der Meer, Koppert, about the hidden life

"First caterpillar damage is hardly noticeable"

In companies that deal in potted plants the pressure and damage caused by caterpillars increases, especially the Duponchelia fovealis cause a lot of damage. In recent years mainly digestive organic materials were being consumed by the caterpillars; now it is noticeable in many cultivations that vital…

Greenhouse sanitation: Preparing for a successful season

As the old saying goes, “an ounce of prevention is worth a pound of cure”. The cost of greenhouse sanitation is minimal in comparison to the costs associated with fixing problems, such as weeding and chemical pest control. The key to greenhouse sanitation is to have all employees trained to “think clean”…

Plants may be better than technology at mitigating air pollution

Adding plants and trees to the landscapes near factories and other pollution sources could reduce air pollution by an average of 27 percent, new research suggests. The study shows that plants – not technologies – may also be cheaper options for cleaning the air near a number of industrial sites,…

Gowan reaches agreement with California on Lorsban 75WG

Effective October 9, 2019, Gowan Company has entered into an agreement with the State of California regarding the California registration and sale of Gowan's product "Lorsban…

Research consortium wins biosecurity award for response to myrtle rust

The Myrtle Rust Research Consortium has won a top biosecurity award for its integrated and rapid research response to myrtle rust. The Consortium won the Bio-Protection Research Centre Science Award in the 2019 Biosecurity Awards, presented on 4 November. Members of the Consortium were on hand to…

UK: Cleaning agent helps optimise nematode performance

A new highly formulated cleaning agent for spray tanks. ‘SpOtless Nursery’ is ICL’s latest innovation for the UK and Eire aimed at optimising the performance of beneficial nematodes, such as Vine Weevil Seeka. “Especially effective at cleaning sticky formulations, SpOtless is ideal for cleaning out spray…

Genetic patterns associated with plant immunity

Genomic information from plants can be used to enhance agricultural production and improve food security in a sustainable manner. Through better understanding of the relationship between a plant's genetic information and the resulting behaviour, improved crops with better traits (resistance to diseases,…

Australian politician reports Facebook bouquet to biosecurity officials

Tasmanian politician Andrew Wilkie, the Member for Denison in the federal parliament, called in the state's Department of Primary Industries after a 'floral arrangement' arrived at his office in Hobart on Monday. The large display, described by the social media giant as "an Australian native wreath"…

US (HI): Provision requires USDA to study impacts of importing orchids

The U.S. Senate approved a package of four fiscal year (FY) 2020 appropriations bills on an 84-9 vote. In addition to supporting many needed investments for Hawaii, the legislation included a bipartisan amendment added on the Senate floor by Senator Mazie K. Hirono and Senator Marco Rubio (R-Fla.), which…

Again jeopardising exports

EU again hits Kenyan produce with ‘high chemical use’ label

The European Union has returned Kenya to the list of countries that use high levels of crop protection agents on their horticultural produce. This, again, poses a threat to exports, the country's major source of foreign exchange. The negative labelling comes just five months after Kenya was delisted in…

Biobest in partnership to serve Norwegian growers

Biobest Group NV of Belgium and VekstMiljø AS announced the acquisition of a majority stake in Norway’s Pollinering AS. Pollinering AS, founded in 2003 by Mr. Karl-Ivar Stangeland, is a local Norwegian producer of bumblebee hives for pollination. In the light of the decision of the Norwegian authorities…

EU hits Kenya’s produce with high chemical use label again

The European Union (EU) returned Kenya to the list of countries, which use high levels of pesticide in the horticultural produce, posing a threat to exports, the country's major source of foreign exchange. The negative labelling comes just five months after Kenya was delisted in January, having partially…

Progema GmbH presents Sluxx HP at ExpoSE 2019

A slug pellet for all applications

Sluxx HP from Progema is the only slug pellet that is approved in Germany for all crops, vegetables and fruit crops as well as for ornamental plants. This applies to both…

"Together we can find solutions to Xylella fastidiosa"

“The whole EU territory is at risk from Xylella fastidiosa, and the more the scientific community works together on this issue, the quicker we’ll be to find solutions to tackle this pest.” That was how Claude Bragard, chair of EFSA’s Panel on Plant Health, summed up the importance of the conference on X. fastidiosa held…

IPM Workshop series coming to Western Australia

Western Australian growers and production staff are invited to attend the final leg of the Integrated Pest Management (IPM) Workshop series, held in Perth and Bunbury this November. In collaboration with NGIWA and run by the Queensland Department of Agriculture and Fisheries (QDAF), these workshops aim…

Biocontrol of Bemisia: 7 things to consider before you turn to chemicals

It’s that time of year again where it’s “do or die” time in Poinsettia: either your biocontrol program is on track, or it’s time to see if pesticides work. Infestation rate isn’t the only thing that matters. At this point in time, it’s important to get more information from your crop before you think…

UK: MPs want to tackle invasive species threat

A ‘Citizens’ army’ is needed to tackle any biosecurity risk from invasive non-native species in the UK according to MPs on the Environmental Audit Committee. Recommendations have also been passed to Government to triple its funding to tackle the national threat as non-native invasive species are estimated…

Conference on Xylella fastidiosa

The second scientific conference on Xylella fastidiosa begins in Corsica tomorrow (29 October), and you can follow it live on the EFSA website. Around 350 plant health specialists from around the world will spend two days discussing and debating the latest scientific developments on X. fastidiosa, its host plants and vectors as…

"We're looking at a global crop protection protocol to support growers"

A new scouting tool – Natutec Scout – will be the focus of Koppert Biological Systems’ stand at this year’s International Floritrade Fair held annually at Vijfhuizen in the Netherlands from 6-8 November. Koppert’s Natutec Scout is currently being used by a number of tomato growers in the Netherlands. ‘Retail…

Martin Zuijderwijk new Director Technical Support Services at Biobest

As of October 1, 2019 Martin Zuijderwijk joined the Biobest group as Director Technical Support Services. Born and raised in the heart of the greenhouses sector in The Netherlands, Martin services the horticultural crop protection industry since 1992. In the last 20 years, he has been working in global…

Kam’s Growers Supply now supplying Bioline biologicals

At the Canadian Greenhouse Conference in Niagara Falls October 9-10, the Kam’s Growers Supply booth was bustling. The Bioline AgroSciences team was there to share the news that Kam’s will now be working with them to develop the Bioline brand and supply growers across Canada with their biological control agents. The Kam’s sales representatives are no strangers to bios a…

Young plants grower opts for biological alternatives

Based in Lochristi, Belgium, Microflor is increasingly choosing biological products to protect its young phalaenopsis plants. To prevent the fungal disease Pythium, the breeding and propagation company uses Asperello T34 Biocontrol. Arne Steelandt, Quality and R&D Coordinator at Microflor, shares his…

US (FL): Guide sifts through differences among non-native plant lists

With subtropical to tropical climates, the entire state of Florida is a biodiverse haven where many native and non-native plant species thrive. But over the years, many non-native invasive varieties have been introduced throughout the state, whether intentionally or accidentally, that outcompete native…

José van Egmond, Egmond Lisianthus:

"The young plants are much stronger now"

The Egmond Lisianthus Nurseries in the Dutch town of ‘s-Gravenzande near The Hague have been using insect parasitic nematodes since 2015. It has reduced their use of chemical agents by no less than 90% and the young plants are more vital than ever. Although their home market in the Netherlands is important, much of their…

Prepping for frost

In the fall, many growers finish and bulk their perennials outdoors. But are you prepared for all the variables this season brings? What do you do if there is an early frost or freeze in the forecast? by Chris Fifo By this time, most perennials should be matured and well bulked – they should be able to take a frost without being…

US: 6-BA PGR formulation now available to ornamental growers

Through the launch of CytoFlor to the horticulture market, a formulation of the PGR 6-benzyladenine (6-BA) is now labeled for use on ornamental plants. Produced by Valent BioSciences, CytoFlor is made from a PGR formulation that has been in use in the agriculture industry for many years. Valent…

Australia working to safeguard horticultural sector from Xylella fastidiosa devastation

To safeguard the future of the Australian nursery industry and broader horticultural sectors, it’s vital that Australians work to build their nation’s capacity and diagnostic capabilities to better prepare and manage the threat of an outbreak of Xylella. Now known to affect over 560 commercial,…

Andermatt Biocontrol becomes majority shareholder in ABiTEP

Swiss-based company Andermatt Biocontrol has increased its shareholding in the German biotech company ABiTEP GmbH from 24% to a majority stake of 78%. ABiTEP GmbH is based in…

Karel de Bruijn and Ron van der Knaap, Van der Knaap Group

"Same yield and quality with organic fertilizer"

The demand for a full-fledged biological fertilizer can finally be answered. After three successful years of testing, Van der Knaap Group are able to bring their biological fertilizer solution to the market. It will offer the USDA – National Organic Program growers in the US and Canada production numbers…

"Deny the spotted lanternfly"

The spotted lanternfly (Lycorma delicatula) is an exotic insect that was accidentally introduced into the United States and first detected about five years ago (Photo 1). It is native to Asia, feeds on a broad range of woody plant species, and could become a threat to our nation's forests, orchards and nurseries. Most notably,…

CAN (ON): New control tool against invasive plants

Thanks to a seed grant from Ontario Trillium Foundation (OTF), an interdisciplinary team of researchers at Vineland Research and Innovation Centre (Vineland) has discovered a new approach to control and eradicate invasive plants and weeds. Vineland’s solution utilizes the unique natural chemistry of…

EU prioritizes fight against 20 quarantine plant pests

The European Commission has published a list of 20 regulated quarantine pests qualifying as priority pests, including Xylella fastidiosa, the Japanesebeetle, the Asian long-horned beetle, Citrus greening and Citrus Black Spot, whose economic, environmental and social impact on EU's territory is the most…

Dazide PGR receives lower REI for 2020

Growers can now treat crops, then start working the next morning thanks to a 50% reduction in the Dazide plant growth regulator’s re-entry interval (REI) – 12 hours instead of 24. “This marks a huge gain in efficiency – something to take into account when deciding which daminozide PGR to preorder ahead…

€250,000 investment for developer of insect control drones

Insects are a huge problem in greenhouse horticulture. Pest control costs growers enormous amounts of money and energy and causes the sector much concern. Currently, pests tend to be controlled with biopesticides and chemical pesticides. But there is now a chemical-free solution and it comes from the…

Species diversity in Colletotrichum causing anthracnose of aromatic and ornamental lamiaceae in Italy

Species of Colletotrichum are considered important plant pathogens, saprobes, and endophytes on a wide range of host plants. In Italy, several Colletotrichum species have been reported in glasshouse environments. In this study the occurrence, diversity, and pathogenicity of Colletotrichum spp. associated…

Plants use a common ‘language’ for emergency alerts

There’s long been a theory that talking to plants can help them grow better. But what if plants themselves could “talk” to each other? That’s a question that André Kessler, professor of ecology and evolutionary biology, and his research team addressed over a 12-year study that examined plant-to-plant…

Pyrethrum’s rich history in Kenya and old good days

Pyrethrum is a naturally occurring mixture of chemicals found in certain chrysanthemum flowers. It was first recognised to have insecticidal properties around 1800AD in Asia and was used to kill ticks and various insects such as fleas and mosquitoes. Six individual chemicals have active insecticidal…

Rare insect pest intercepted at US-Mexican border

When CBP agriculture specialists inspected a commercial shipment of prickly pear pads arriving from Mexico, they found a rare pest that has never been seen in the United…

Supplementary feeding of predatory mites with pollen yields exceptional results

At Erik Boers’ company in ’s-Gravenzande thrips are a regular uninvited guest. Erik grows both amaryllis bulbs and flowers on 6.5 hectares. The bulbs, which are grown in open soil, are sold for dry sales while the flowers, cultivated on clay pellets, are marketed during the winter season. Erik is a…

US: Miticides expand to insecticides

FIFRA 25(b)-exempt botanical-oil-based contact miticides, TetraCURB Concentrate and TetraCURB Organic, are now labeled as insecticides for use in controlling a wide range of small, soft-bodied insects – such as aphids and whiteflies – on all crops. Two-spotted spider mites, aphids and whiteflies are some…

France: Xylella fastidiosa detected in two olive trees

In France, Xylella fastidiosa was first reported in 2015. It currently occurs in Corse, as well as in 19 municipalities of Alpes-Maritimes and Var (Provence-Alpes-Côte d’Azur region). In September 2019, the French Ministry of Agriculture reported the detection of the bacterium in 2 symptomatic olive…

First record of Ranunculus white mottle virus from Australia

In 2004, a vein yellowing disease of soil-grown greenhouse capsicum was observed in southern Australia. Symptoms were similar to those of pepper yellow vein disease, a suspected viral disease of capsicum transmitted by soilborne Olpidium species. Disease symptoms were apparent on young plants and faded…

Boxwood blight: Threat to ornamentals

Boxwood blight, caused by Calonectria pseudonaviculata and Calonectria henricotiae, has had devastating effects in gardens since its first appearance in the United Kingdom in 1994. The disease affects two other plants in the Buxaceae: sweet box (Sarcococca spp.) and pachysandra (Pachysandra spp.). C.…

Australia: Latest snapshot of plant biosecurity system released

Plant Health Australia (PHA) is pleased to release the National Plant Biosecurity Status Report for 2018 which documents some of the key events of the year and the many layers of the plant biosecurity system that is protecting the plant industries and the environment. Australia is fortunate to be free…

Kenyan exporters fight bid for pesticide ban

Fresh produce exporters have joined agro-chemical dealers in protesting efforts by Parliament to ban the use of “harmful” pesticides in Kenya. Fresh Produce Exporters…

Keeping Florida’s diverse horticulture industry healthy

When humans develop signs and symptoms of sickness or infection, they turn to medical health professionals. When fruit crops, vegetables, and ornamental plants show signs and symptoms of illness or disease, growers and horticulture businesses turn to plant pathologists. In south Florida, growers and…

Customers discover the underside of the production of their beneficials

On Wednesday the 18th of September, on the sidelines of the Tech & Bio exhibition located in Bourg-lès-Valence, Bioline Agrosciences opened its doors to around a hundred customers during its Open Day. Taking advantage of their visit to the largest exhibition dedicated to organic agriculture and…

Pest control experts from Netherlands to tip Kenyan growers

The Netherlands government is set to engage over 300 Kenyan horticultural produce growers and exporters to the European Union (EU) and Australian markets in formulating strategies towards curbing pests and diseases which have led to the rejection of the country’s products at international markets. The…

First report of reddish brown spot disease on red-fleshed dragon fruit in Malaysia

Scientists of University Sains Malaysia (Penang, Malaysia) have detected firstly the reddish brown spot disease on dragon fruit in Malaysia. They collected stems of red-fleshed dragon fruit (Hylocereus polyrhizus) with reddish brown spots from Negeri Sembilan and Johor states, then analysed the…

Empowering taxonomic research on important pollinators

The family Syrphidae, commonly called hover flies or flower flies, include some 6,000 living species. As “one of the most abundant groups of flower-visiting insects”, with adults of most species feeding almost exclusively on pollen and nectar or honeydew, these flies are among the most important…

US (MI): Preventing boxwood blight in nurseries

Boxwood blight was detected on plants sold at retailers during the spring sales season in Michigan. Nursery growers should be familiar with the symptoms and vigilant when inspecting their own stock and buying in product from other nurseries. by Heidi Lindberg, Michigan State University Extension; Jan…

Australia: Scientists find flowers spread bee disease

James Cook University scientists have discovered a common honey bee disease can be deadly to native Australian wild bees and can be transmitted by flowers – the first time this link has been made. JCU’s Associate Professor Lori Lach oversaw the study investigating the susceptibility of Australian…

HTA offers advice to members on Xylella findings in France

The French plant health authorities have recently announced new findings of Xylella fastidiosa on two ornamental olive trees which are from two areas that were demarcated in 2015, one area for Xylella fastidiosa subspecies multiplex and the other for Xylella fastidiosa subspecies pauca. The findings of…

Tips and tricks for growing cleaner plants

Creating a phytosanitary plan doesn’t have to be a daunting endeavor. There are many simple steps you can take to grow cleaner plants. Saunders Brothers has worked with many researchers and Extension agents to establish a protocol to help prevent the introduction and spread of Boxwood Blight at their…

UK: Caution urged by growers and traders on oak imports

A group of Horticultural Trades Association (HTA) traders and growers are urging importers to ensure oaks being brought into the UK not only comply with current legislation to combat Oak Processionary Moth (OPM), but are not sourced from Italy’s recently declared Pest Free Area (PFA). The HTA are seeking…

Chrysanthemum grower aims to eliminate the need for chemicals all year round

Anyone who wants to achieve success with biological crop protection will have to invest in natural enemies or other products as well as in a professional approach. This is the experience of chrysanthemum grower Linflowers in Bommelerwaard in the Netherlands. Eight years ago, the company started…

US (AR): Student intern Gomez researched blackberry and Peony plant viruses as Adair Scholar

Ioannis Tzanetakis, professor of plant virology at the University of Arkansas, received help from a student intern this summer with a project on the epidemiology of berry and ornamental viruses. Epidemiology is the study of incidence, distribution and possible control of diseases and other factors…

US: OHP launches Fuerte Herbicide

OHP has introduced Fuerte Herbicide, a pre-emergent combination granular product that controls broadleaf and grassy weeds in field, container, and landscape ornamentals. Fuerte provides residual weed control of many common and difficult-to-control weeds such as oxalis, spurge, and elicpta on trees,…

October 9, Rouse HIll

Australia: IPM workshop coming up in NSW

NSW production nurseries are invited to attend an upcoming biosecurity workshop on ‘Integrated Pest Management, Insect and Mite Identification’ on 9 October 2019 at Rouse Hill. In collaboration with NGIA, the Queensland Department of Agriculture (QDAF) will deliver a workshop on how to prevent pests from…

Extra feeding of montdorensis in chrysanthemum: "significantly lower thrips pressure"

Regarding the predatory mite Transeius montdorensis against thrips, it is known that feeding its population extra increases its effectiveness in the chrysanthemum crop. Because this knowledge is based on old research, Koppert once again checked the effects. In the context of a study for Perfect…

CAN (ON): What you need to know about thrips and whitefly control

It’s that time of year again where two of the biggest crops cross over: fall pot mums and poinsettia. This means growers have to simultaneously keep an eye on the two biggest pests in the industry: thrips (usually western flower thrips) and Bemisia whitefly. by Sarah Jandricic, Greenhouse Floriculture…

Netherlands: Finding of Scirtothirps dorsalis on ornamental plants for planting of Podocarpus

A report from the Netherlands Food and Consumer Product Safety Authority concerns the official finding of Scirtothirps dorsalis in the Netherlands on August 15, 2019, on…


© FloralDaily.com 2019

Sign up for our daily Newsletter and stay up to date with all the latest news!

Subscribe I am already a subscriber